Most of the chicken pox pits are caused by secondary infection resulting in skin tissue damage, and the time to fill them is related to the size of the pits and the time left behind. For recent shallow pits, apply vitamin E, massage with hands to stimulate skin metabolism, take vitamin C orally to enhance skin tolerance, promote collagen growth or fractional laser with recombinant fibroblast growth factor gel treatment, it will take 2-3 months to fill or fade; if the pits remain for a long time and the pits are deep, use pulsed laser or skin grinding to smooth the skin around the pits to make the pits gradually become less visible. If the pits are long and deep, the skin around the pits can be smoothed out with pulsed laser or skin peeling to make the pits less visible, which takes about 3-6 months. If chicken pox occurs, try to avoid stimulating and scratching the skin to prevent secondary skin infections from forming pockmarks. If acne pits occur, you can choose the above treatment methods to fill the pits according to the degree of pits.